How to work it; a manual for the use of the Ben Day rapid shading mediums and its registry attachments (1913)
Day, Ben, Inc, Day, Benjamin, 1838-1916 · New York, Reprint by Ben Day, inc. · leaf 35
estroyed. By returning the Aluminmnpads to the compartments in their case, after using, there will be Pad.no danger of accident to them. They should last for years.Should the pads become fouled with ink or grease, clean with a ragand turpentine. Keep the mat surface of the pad always clean.This… … ANEW device for the adjustment of the Ben Day RapidShading Mediums. An improvement on the eccentric frameclamps, the mechanism being embraced in one member insteadof two. The single lever, A, shows the clamp locked to the filmframe. A shows the clamp open. The lever is moved by thethumb and…
Drawing instruments
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
